Transpile unicode property escape regex for backwards compatibility (#…

…424)

* Revert "Update color-password.pipe.js to handle Unicode/Emoji correctly accross platforms. (#354)"

This reverts commit b6f1029.
Reason: incompatible with FF <= 77

* Revert "Revert "Update color-password.pipe.js to handle Unicode/Emoji correctly accross platforms. (#354)""

This reverts commit 4a0b264.

* Transpile unicode property escape regex

For compatibility with <= FF 77 and other older browsers

* Fix linting

angular/src/pipes/color-password.pipe.ts

@@ -11,7 +11,8 @@ import {
 export class ColorPasswordPipe implements PipeTransform {
     transform(password: string) {
         // Regex Unicode property escapes for checking if emoji in passwords.
-        const regexpEmojiPresentation = /\p{Emoji_Presentation}/gu;
+        // Transpiled version of /\p{Emoji_Presentation}/gu using https://mothereff.in/regexpu. Used for compatability in older browsers.
+        const regexpEmojiPresentation = /(?:[\u231A\u231B\u23E9-\u23EC\u23F0\u23F3\u25FD\u25FE\u2614\u2615\u2648-\u2653\u267F\u2693\u26A1\u26AA\u26AB\u26BD\u26BE\u26C4\u26C5\u26CE\u26D4\u26EA\u26F2\u26F3\u26F5\u26FA\u26FD\u2705\u270A\u270B\u2728\u274C\u274E\u2753-\u2755\u2757\u2795-\u2797\u27B0\u27BF\u2B1B\u2B1C\u2B50\u2B55]|\uD83C[\uDC04\uDCCF\uDD8E\uDD91-\uDD9A\uDDE6-\uDDFF\uDE01\uDE1A\uDE2F\uDE32-\uDE36\uDE38-\uDE3A\uDE50\uDE51\uDF00-\uDF20\uDF2D-\uDF35\uDF37-\uDF7C\uDF7E-\uDF93\uDFA0-\uDFCA\uDFCF-\uDFD3\uDFE0-\uDFF0\uDFF4\uDFF8-\uDFFF]|\uD83D[\uDC00-\uDC3E\uDC40\uDC42-\uDCFC\uDCFF-\uDD3D\uDD4B-\uDD4E\uDD50-\uDD67\uDD7A\uDD95\uDD96\uDDA4\uDDFB-\uDE4F\uDE80-\uDEC5\uDECC\uDED0-\uDED2\uDED5-\uDED7\uDEEB\uDEEC\uDEF4-\uDEFC\uDFE0-\uDFEB]|\uD83E[\uDD0C-\uDD3A\uDD3C-\uDD45\uDD47-\uDD78\uDD7A-\uDDCB\uDDCD-\uDDFF\uDE70-\uDE74\uDE78-\uDE7A\uDE80-\uDE86\uDE90-\uDEA8\uDEB0-\uDEB6\uDEC0-\uDEC2\uDED0-\uDED6])/g;
         // Convert to an array to handle cases that stings have special characters, ie: emoji.
         const passwordArray = Array.from(password);
         let colorizedPassword = '';